I can see Laughing Mad being desirable with the right setup, given that some cards care about the amount of mana spent on a spell, but I dont think that will happen too often
Even with as low as five imprint targets I still find Chrome Mox to be quite reasonable in the deck
Wheel Effects Wheel effects like Wheel of Fortune, Reforge the Soul, Memory Jar, and Wheel of Misfortune can be a vital part of non-chaos decks (i.e., Nekusar, the Mindrazer), but they also mess with the game enough that Im willing to call them chaos cards
Simple, there are rules for rule breaking
Shining Mew Pokmon | Unnumbered Releases: Unnumbered Promos Variants Cosmos Holo Prices Others Artist Hironobu Yoshida Rarity Promo National Number 151 Would you like to learn more about this card
(More on that later.) Thirdly, there's a number of trading restrictions which you must abide by, such as only trading cards of the same rarity (one Diamond cards can only be traded for other one Diamond cards etc)